ice age

2 ENTRIES FOUND:

ice age

noun

: a time in the distant past when a large part of the world was covered with ice

Full Definition of ICE AGE

1
:  a time of widespread glaciation
2
capitalized I&A :  the Pleistocene glacial epoch

Examples of ICE AGE

  1. changes that occurred during the last ice age

First Known Use of ICE AGE

1855

ice age

noun    (Concise Encyclopedia)

Any geologic period during which thick ice sheets cover vast areas of land. Such periods of large-scale glaciation may last several million years and drastically reshape surface features of entire continents. A number of major ice ages have occurred throughout Earth's history; the most recent were during the Pleistocene Epoch (2.6 million–11,700 years ago).

Variants of ICE AGE

ice age or glacial age

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